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package com.sun.enterprise.admin.servermgmt;

import com.sun.enterprise.util.SystemPropertyConstants;
import java.io.File;
import java.util.logging.Level;
import org.glassfish.api.admin.config.ConfigurationUpgrade;
import org.glassfish.hk2.api.PostConstruct;
import org.jvnet.hk2.annotations.Service;

import static com.sun.enterprise.admin.servermgmt.SLogger.*;

/**
 * Startup service to update the filesystem from v2 to the v3 format
 *
 * @author Joe Di Pol
 */
@Service
public class UpgradeFilesystem implements ConfigurationUpgrade, PostConstruct {

    @Override
    public void postConstruct() {
        upgradeFilesystem();
    }

    private void upgradeFilesystem() {

        // Rename nodeagents to nodes
        String installDir = System.getProperty(
                SystemPropertyConstants.INSTALL_ROOT_PROPERTY);

        File agentsDir = new File(installDir, "nodeagents");
        File nodesDir = new File(installDir, "nodes");

        // Only do this if nodeagents exists and nodes does not
        if (agentsDir.exists() && !nodesDir.exists()) {
            getLogger().log(Level.INFO, RENAME_CERT_FILE, new Object[]{agentsDir.getPath(), nodesDir.getPath()});
            if (!agentsDir.renameTo(nodesDir)) {
                getLogger().log(Level.SEVERE, BAD_RENAME_CERT_FILE, new Object[]{agentsDir.getPath(), nodesDir.getPath()});
            }
        }
    }
}
